deborah feyerick takes a serious look at his reign in terror in boston in a special this sunday night, cnn presents "stone cold killer" here with a preview of it. more scary than he was portrayed in the movie. >> i spoke to somebody who knew bulger and nicholson and said nicholson was a little tame in his depiction of the character of whitey bulger. when whitey bulger was arrested back in june he remained defiant, he refused to get on the ground before being hand cuffed and he told one of the arresting agents that, in fact, you did its right way. what he was referring to, was the fact that agents had lured him into the garage rather than arrest him in his apartment. it's possible whitey bulger at 81 years old may have been ready for a shoot-out. he had assault rifles, shotguns, a silencer, automatic pistols, revolvers, 30 altogether. the fbi knew that when they went to get him, he would be armed and dangerous. >> reporter: bulger's life of crime started early. arrested in his teens, he was robbing banks by age 20. his shock of blonde hair earning him the name of whitey, a name he's sa